Low Notes—Elephants, Whales, and a Galaxy Far Away

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How low can you go? Low sounds are easier to hear—the low thumping of music from the nearby car playing the radio, the low sounds that elephants and whales use to talk to each other, and the low boom of thunderstorms and rockets. Now there’s a mighty B-flat being heard from 250 million lights years away? Listen to Bob Berman in this month’s fascinating podcast.

About this Podcast

Listen to a weekly freewheeling exploration of the astonishing world of science! What’s the most inexplicable object in the cosmos? When is Doomsday coming? The heaviest thing in the universe? Nikola Tesla’s dark secret? All this and more, each week on Astounding Universe podcast with Bob Berman, astronomer for The Old Farmer’s Almanac.